dmidecode

• DMI - Destktop Management Information
  • SMBIOS 提供
• dmidecode - 提取所有硬件信息
• biosdecode - 提取 BIOS 信息
  • acpi
    • oem identifier: alaska
    • rsd table 32-bit address
    • xsd table 64-bit address
  • SMBIOS
    • structure table length: 4346
    • structure table address
    • number of structures: 86
    • maximum structure size: 420
  • pnp bios
  • pci interrupt routing
  • intel multiprocessor
• ownership - ownership tag on Compaq computers
• vpddecode - vital product data on IBM computers

apk add dmidecode

dmidecode -t        # 所有类型
dmidecode -t memory # 查看内存信息
dmidecode -s        # 所有字符串

# 显示所有字符
dmidecode -s 2>&1 | tail -n +4 | xargs -n 1 -I {} sh -c 'echo -n {}: && dmidecode -s {}'

# system-uuid
# BIOS 中指定, VMware 可修改 uuid.bios, QEMU -uuid
cat /sys/devices/virtual/dmi/id/product_uuid

# 查看访问的位置 可判断读取了那些 系统信息
sudo strace -f -e open dmidecode > /dev/nul

• 类型
  • bios
  • system
  • baseboard
  • chassis
  • processor
  • memory
  • cache
  • connector
  • slot
• String
  • bios-vendor
  • bios-version
  • bios-release-date
  • bios-revision
  • firmware-revision
  • system-manufacturer
  • system-product-name
  • system-version
  • system-serial-number
  • system-uuid
  • system-sku-number
  • system-family
  • baseboard-manufacturer
  • baseboard-product-name
  • baseboard-version
  • baseboard-serial-number
  • baseboard-asset-tag
  • chassis-manufacturer
  • chassis-type
  • chassis-version
  • chassis-serial-number
  • chassis-asset-tag
  • processor-family
  • processor-manufacturer
  • processor-version
  • processor-frequency